Thesium gnidiaceum A.Dc.

Stems and branches ascending, very densely leafy; leaves erect, subulate, with very acute rigid cartilaginous whitish apex, flat on the upper surface, slightly rounded below, 1-3 lin. long, usually slightly scabrous; flowers in rather dense terminal spikes; bracts shorter than the open flowers, lanceolate or linear-lanceolate, with an acuminate subulate very acute apex, finely scabrid-puberulous on the margin, very slightly keeled; bracteoles similar to the bracts but narrower; perianth 1 1/4-1 3/4 lin. long, with distinct external glands; segments linear or linear-lanceolate, subacute, 3/4-1 1/4 lin. long, flat, with a dense apical beard; anthers almost wholly included in the perianth-tube, about 1/4 lin. long; style very short or almost absent; fruits ovoid-globose, 2 1/4 lin. long, prominently 10-ribbed, very prominently or almost honeycombed-reticulate.